うすい (translations)→ faint sliver thin
かぼそい (translations)→ feeble little papery slow tiny
哀れな (translations)→ fated miserable poor rueful sad sorry underfoot wretched
気のない (translations)→ absently distantly enthusiastic halfhearted passive speciously unenthusiastically uninterested wan
苦手 (translations)→ awkward defeat difficulty hard hate headache suited
弱々しい (translations)→ feckless flaccid fragile gentle sickly thinly thready uncertainly
弱い (translations)→ light mild shaky susceptible
弱さ (translations)→ feebleness slenderness susceptibility vulnerability vulnerable weakness
低い (translations)→ down flat low muted quiet softly
薄弱 (translations)→ tenuous thinness
か弱い (translations)→ innocent very fragile